DAESAN EME-X-DMW Instruction Manual

Electric chain hoist
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ELECTRIC CHAIN HOIST
Installation / Operation / Maintenance / Parts
This equipment should not be installed, operated or maintained by any person who has not read all the
contents of these instructions. Failure to read and comply with these instructions or any one of the
limitations noted herein can result in serious bodily injury or death, and/or property damage.
CAUTION: "To Reduce the Risk of Electric shock or Injury, Use Indoors Only"
There are no other warranties which extend beyond the description on the Order Acknowledgement and as
it may apply to the specifications provided in this publication. The IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXCLUDED. DAESAN shall in
no event be liable for any special, direct, indirect incidental or consequential damages to anyone beyond
the cost of replacement of the goods sold hereby.
* Specifications are subject to change without prior notice for improvement - Product drawings / images / parts are
representative only and are subject to change for improvement
INSTRUCTION MANUAL
for
Serial Number :
EME-X-DMW
DEC.2022

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Summary of Contents for DAESAN EME-X-DMW

  • Page 1 The IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXCLUDED. DAESAN shall in no event be liable for any special, direct, indirect incidental or consequential damages to anyone beyond the cost of replacement of the goods sold hereby.
  • Page 3: Table Of Contents

    Table of contents Description Page Features Mechanism Group Working Environment Data Hook Suspension Series, Single speed / Dual Speed (VFD Control) * Specification & Dimension (mm) Motor Trolley Mounted Series, Single speed / Dual speed (VFD Control) * Specification & Dimension (mm) Low Headroom Chain Hoist (VFD Control) * Specification &...
  • Page 4 Electric Chain Hoist Motor 6.9.1 Motor Rating of Hoist and Trolley 6.10 Double Action Over-winding Limiter (built-in Inside) 6.11 Fuse sets 6.12 Push Button Pendant Switch – installed with Emergency stop button TO ORDER PARTS : Provide part number, part description, quantity required, and Product Number or 6.13 Overload Alert Sound Limiter (Protector) Audible “beeping’...
  • Page 5 Electric Chain Hoist SAFETY ALERT SYMBOL Equipment described herein is not designed for and should not be used for lifting, supporting, or transporting humans. The Safety Alert Symbol is used in this manual to indicate hazards and to alert the reader to information that should be known, understood, and followed in order to avoid DEATH or SERIOUS INJURY.
  • Page 6: Features

    If the hoist owner/user requires additional information, or if any information in the manual is not clear, contact the manufacturer or the distributor of the hoist. Do not install, inspect, test, maintain, or operate DAESAN Electric Chain Hoists are allocated to mechanism groups in accordance with the following this hoist unless this information is fully understood.
  • Page 7: Working Environment Data

    10.84 16.16 21.48 DAESAN electric chain hoists are designed for indoor use. For outdoor use, the hoist shall be located additional 1m lift under roof to assure rainproof operation. The operator SHALL WLL (working load limit) : All units tested at 125% of the rated capacity.
  • Page 8: Motor Trolley Mounted Series, Single Speed / Dual Speed (Vfd Control)

    Electric Chain Hoist * Dimension (mm) 1.4 Motor Trolley Mounted Series, Single speed / Dual speed (VFD Control) DSA (Single speed) 1.5S 2.5S 7.5W * Specification MODEL EDSA (Dual speed) 1.5S 2.5S 7.5W VFD Control DSMS DSMS 1.5S 2.5S 7.5W (Single speed) 7.5W SINGLE...
  • Page 9: Low Headroom Chain Hoist (Vfd Control)

    Electric Chain Hoist * Dimension (mm) 1.5 Low Headroom Chain Hoist (VFD Control) DSMS DSMS * Specification 1.5S 2.5S 7.5W (Single speed) 7.5W MODEL EDSM (Dual speed) EDSMS EDSMS 1.5S 2.5S 7.5W VFD Control 7.5W SINGLE DSHM-1S DSHM-1.5S DSHM-2W DSHM-2S DSHM-2.5S DSHM-3S DSHM-3W...
  • Page 10: General Description Of Manual

    343+B 2.1 Trolley Series and Classification of Electric Wiring 254+B 223/269+B 224+B 242+B DAESAN trolleys are designed to form an integral hoist/trolley combination, keeping the load equally 298+B 311+B 274+B 292+B distributed for easy traversing and long life. B calculation Hook suspension trolleys are available as push/pull and hand-geared versions.
  • Page 11: Safety Precautions

    Electric Chain Hoist 3. Safety Precautions 3.1 Warning and Caution The Safety Alert Symbol is used in this manual to indicate hazards and to alert the reader to information Read and understand this manual before using the hoist. Taking precedence over any specific rule, however, is the most important rule of all : “USE COMMON SENSE”...
  • Page 12: Name Plates And Labels On Products

    Electric Chain Hoist 4. Installation 3.2 Name Plates and Labels on Products All labels and name plate shall be attached on the products at the same position where they were originally Each complete electric chain hoist is load tested at the factory at 125% of the nameplate-rated capacity. attached.
  • Page 13: Checking Of Electricity

    4.2.2 Installation of “BOLT with Vent Hole” DAESAN electric chain hosts are shipped with a “Bolt without Hole” (Solid Bolt) to prevent the possiblity of oil leaking during the trsportation of the product. When the temperature of the gear assembly goes up with continued operation, the “Bolt with Vent Hole”...
  • Page 14: Installation Of Chain Container To Hoist Body

    Electric Chain Hoist 4.2.3 Installation of Chain Container to Hoist Body J Chain Container (Chain Box) 4.2.4 Oil Lubrication on Load Chain and into Chain Container Please lubricate the load chain, using the plastic oil bottle which is included with the hoist. After installing the hoist, the oil shall be placed onto the chain and into the Oil Lubrication into Chain Container...
  • Page 15: Checking Load Chain After Installation

    Electric Chain Hoist 4.2.5 Checking Load Chain after Installation 4.3 Installation of the Motorized Trolley Mounted Series 4.3.1 How to Install Trolley on the Runway I-Beam For Trolley, there are Three types : Motorized trolley, Plain trolley, Geared trolley First, check the difference between beam flange width and guide roller spacing. * Before start-up, the operator shall check the load chain.
  • Page 16: Applied Collar Numbers For Each Trolley Capacity On I-Beam

    Electric Chain Hoist * Applied Collar Numbers for Each Trolley Capacity on I-Beam Each collar width per pcs : 12.5mm I Beam width (mm) 1ton 1.5ton 2ton 2.5ton 3ton 5ton 7.5ton 10ton 15ton 20ton (Customer scope for installation) 1. Customer is strongly recommended to install END STOP as this is the customer’s responsibility. 75mm 0 pcs To prevent possible falling of trolley from the runway beam, the customer shall install END STOP as follows.
  • Page 17: Precautions During Operation

    Electric Chain Hoist 5. Precautions during Operation 23. NOT allow the hoist to be subjected to sharp contact with other hoists, structures, or objects through misuse. 24. NOT adjust or repair the hoist unless qualified to perform such adjustments or repairs. 25.
  • Page 18: Maintenance And Servicing

    Electric Chain Hoist 6. Maintenance and Servicing 6.2 Chain Stopper in the Chain Container 6.1 Electrical Connection The chain stopper for slack fall stop is a safety component, not a functional onel. Make sure that the stop is correctly fitted. The chain stopper of non- loaded side must be fixed 3cm (2nd link) from the load chain end as shown in the left figure.
  • Page 19: Chain Stopper Spring

    Electric Chain Hoist 6.3 Chain Stopper Spring 6.4 Load Chain For safe operation, the Chain Stopper Spring must be replaced when the free length ”L” is short of the dimension in the following table. Check if the chain is twisted or not. J Standard “L”...
  • Page 20: Checking Chain Alignment (The Welded Part Outward From The Center)

    Electric Chain Hoist Check the load chain for deformation or cracks. In this case, the wear on the chain guide and load sheave 6.6 Hook should also be checked and they should be replaced if necessary. If a single link is defective in any way 6.6.1 Measurement of Wear on the Hook (mm) whatsoever, the chain must be replaced.
  • Page 21: Load Sheave And Chain Guide

    Electric Chain Hoist 6.7 Load Sheave and Chain Guide 6.8.1 Replacement of Brake Linings Before diassembling motor brake, the electric power supply shall be turned off. Load Sheave ensures perfect positioning of the chain with 5 or 4 pockets for better distribution of the load.
  • Page 22: Motor

    Electric Chain Hoist 6.9 Motor 6.10 Double Action Over-winding Limiter (built-in Inside) Heavy-duty Motor with Overheat Thermal Sensor This is the HOIST over-travel device. High torque and heavy duty hoist motor with insulation class “F”. Frequent The limit switch works to interrupt the control cercuit. operation is efficient with 30min rating With the built-in thermal sensor, it automatically stops the operation to cool down when the motor internal temperature exceeds 135 °C.
  • Page 23: Overload Alert Sound Limiter (Protector) Audible "Beeping' Sound(Optional Device)

    Electric Chain Hoist 6.13 Overload Alert Sound Limiter (Protector) Audible “beeping’ Sound(Optional J Description for the inside Panel of Overload alert Limiter (How to modify the setting figures) device) When the hoist is overloaded with more than 110% of the rated load, it signals an audible alert to the operator.
  • Page 24: How To Arrange "Mode Setting

    Electric Chain Hoist 6.13.1 Features 6.13.2 How to arrange “Mode Setting” 1. Reset time and time delay are stored in the Microcomputer. The overload limiter will allow the hoist to be lowered when the overload limiter is actuated. 2. Detail adjustment is available and the time current can set digitally. 3.
  • Page 25: Assembling Figure

    Electric Chain Hoist J Mode Setting Figures for Overload alert Limiter (50hz, single speed) 6.13.3 Assembling Figure (according to each MODE setting steps) STANDARD RATING Recommended setting figures of overload limiter Standard Rating STEP ① STEP ① STEP ③ STEP ④...
  • Page 26: Preventive Maintenance

    Electric Chain Hoist 7. Preventive Maintenance 7.3 Recommended Technical Support for Various Spare Parts Spare part To be replaced by Qualification of the personnel 7.1 Recommended Periodic Maintenance and Inspection Table Upper chain guide Authorized manufacturer personnel Qualified mechanic Check Interval Qualification of the customer’s personnel Output shaft...
  • Page 27: Troubleshooting

    Electric Chain Hoist 8. Inverter (Power Flex 523 Adjustable Frequency AC Drive) 7.4 Troubleshooting Problem Cause Solution 8.1 Operating Hoist (Dual speed) The emergency stop button is activated Deactivate it ■ Low speed at the first step, high speed at the second step. Triggered fuse Replace the fuse ■...
  • Page 28: Push Button Control For Inverter Hoist

    Electric Chain Hoist 8.3 Push Button Control for Inverter Hoist 8.4 Trial Operation DISCONNECT POWER AND LOCKOUT DISCONNECTING MEANS BEFORE ■ Reset Button (Emergency Stop Button) ■ To restore the tripped inverter, press this button PERFORMING SERVICE TO ELECTRICAL PARTS OF THIS EQUIPMENT. ■...
  • Page 29: Inverter Parameter Settings

    Electric Chain Hoist 8.5 Inverter Parameter Settings 2-STEP SPEED INVERTER SETTINGS HOIST HZ SETTING HOIST ACCEL SETTING HOIST DECEL SETTING Do not change any parameter value not indicated in this manual ● CAPACITY SET. A410/A411 – LIFTING (up/down) SET P041 SET P042 ●...
  • Page 30: Display And Control Keys

    Electric Chain Hoist 8.6.1 Display and Control Keys 8.6.2 Viewing and Editing Parameters INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 31: Trouble Shooting

    Electric Chain Hoist 8.7 Trouble Shooting DISCONNECT POWER AND LOCK OUT DISCONNECTING MEANS BEFORE PERFORMING SERVICE TO ELECTRICAL PARTS OF THIS EQUIPMENT. Only a qualified electrician should perform service to electrical parts of this equipment. J For trouble shooting of the inverter unit, refer to the inverter manual and respond accordingly.
  • Page 32: Maintenance And Inspection

    Electric Chain Hoist 9. Lug Mount Plain Trolley Kit (Option) Solution Provide a separate power supply for the inverter and the connected equipment. ● 9.1 How to Install Lug Mount Plain Trolley on the Runway I-Beam Keep wiring of different types of circutis apart from each other. ●...
  • Page 33: Parts Illustrations

    Electric Chain Hoist 10. Parts Illustrations 10.2 Exploded View of Motor Trolley Parts (DSM-1S, DSM-1.5S, DSM-2S, DSM-2W & VFD controls) 10.1 Exploded View of Chain hoist Parts (DSA-1S, DSA-1.5S, DSA-2S, DSA-2.5S, DSA-2W, DSA-3S, DSA-3W, DSA-5W & VFD controls) INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 34 Electric Chain Hoist (DSM-2.5S, DSM-3S, DSM-3W, DSM-5W & VFD controls) (DSM-15W & DSM-20W & VFD controls) INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 35: Exploded View Of Hook Mounted Chain Hoist Parts For 7.5Ton Capacity Only

    Electric Chain Hoist 10.3 Exploded View of Hook Mounted Chain Hoist Parts for 7.5ton Capacity only 10.4 Exploded View of Trolley Mounted Chain Hoist Parts for 7.5ton Capacity only (DSA-7.5W and VFD control) (DSM-7.5W and VFD control) CONNECTOR UP TO 6m LIFT UP TO 6m LIFT ABOVE 6m LIFT ABOVE 6m LIFT...
  • Page 36 Electric Chain Hoist 10.5 Exploded View of Hook Mounted Chain Hoist Parts for 10ton Capacity only 10.6 Exploded View of Trolley Mounted Chain Hoist Parts for 10ton Capacity only (DSA-10W & VFD control) (DSM-10W & VFD control) CONNECTOR INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 37 Electric Chain Hoist 10.7 Exploded View of Hook Mounted Chain hoist Parts for 15ton Capacity only 10.8 Exploded View of Trolley Mounted Chain Hoist Parts for 15ton Capacity only (DSA-15W & VFD control) (DSM-15W & VFD control) CONNECTOR INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 38: Exploded View Of Hook Mounted Chain Hoist Parts For 15Ton Capacity Only

    Electric Chain Hoist 10.9 Exploded View of Hook Mounted Chain Hoist Parts for 20ton Capacity only 10.10 Exploded View of Trolley Mounted Chain Hoist Parts for 20ton Capacity only (DSA-20W & VFD control) (DSM-20W & VFD control) CONNECTOR INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 39: Exploded View Of 3 & 5Ton Low Headroom Hoist (Load Block)

    Electric Chain Hoist 10.11 Exploded View of 3 & 5ton Low Headroom Hoist (Load Block) 10.13 Exploded View of Assembled Parts 10.12 Exploded View of Lug Mount Trolley Kit 1,2,3,5 ton Capacity INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 40: Part List

    Electric Chain Hoist 10.14 PART LIST DSA-1S DSA-2W DSA-1.5S DSA-2S DSA-2.5S DSA-3W DSA-3S DSA-5W DSA-7.5W DSA-10W DSA-15W DSA-20W DESCRIPTION UNIT SIZE EDSSA-3W EDSA-1S EDSA-2W EDSA-1.5S EDSA-2S EDSA-2.5S EDSA-3W EDSA-3S EDSA-5W EDSA-7.5W EDSA-10W EDSA-15W EDSA-20W OIL SEAL D32x21x8 / D40x25x8 J PARTS OF CHAIN HOIST PACKING SHEAVE COVER BOTTOM HOOK WITH LATCH BOTTOM HOOK COVER...
  • Page 41 Electric Chain Hoist DSA-1S DSA-2W DSA-1.5S DSA-2S DSA-2.5S DSA-3W DSA-3S DSA-5W DSA-7.5W DSA-10W DSA-15W DSA-20W DSA-1S DSA-2W DSA-1.5S DSA-2S DSA-2.5S DSA-3W DSA-3S DSA-5W DSA-7.5W DSA-10W DSA-15W DSA-20W DESCRIPTION UNIT SIZE EDSSA-3W DESCRIPTION UNIT SIZE EDSSA-3W EDSA-1S EDSA-2W EDSA-1.5S EDSA-2S EDSA-2.5S EDSA-3W EDSA-3S EDSA-5W...
  • Page 42 Electric Chain Hoist J PARTS OF MOTOR TROLLEY DESCRIPTION UNIT SIZE DSM-1S EDSM-1S DSM-2W EDSM-2W DSM-1.5S EDSM-1.5S DSM-2S EDSM-2S BALL BEARING 6205ZN DESCRIPTION UNIT SIZE DSM-1S EDSM-1S DSM-2W EDSM-2W DSM-1.5S EDSM-1.5S DSM-2S EDSM-2S SNAP RING S-25 BRAKE ASS'Y COLLAR FOR 3RD GEAR BRAKE DISC ASS'Y PACKING FLANGE ROTOR ASS'Y...
  • Page 43 Electric Chain Hoist DSM-15W, DESCRIPTION UNIT SIZE DSM-1S EDSM-1S DSM-2W EDSM-2W DSM-1.5S EDSM-1.5S DSM-2S EDSM-2S DSM-3W DSM-5W DSM-7.5W DSM-10W DESCRIPTION UNIT SIZE DSM-2.5S DSM-3S 20W EDSM- EDSM-3W EDSM-5W EDSM-7.5W EDSM-10W 15W, 20W PLAIN WASHER BRAKE DISC ASS'Y SET SCREW M10x10 BRAKE STATOR ASS'Y RIVET Ø2.4*8...
  • Page 44 Electric Chain Hoist DSM-15W, DSM-15W, DSM-3W DSM-5W DSM-7.5W DSM-10W DSM-3W DSM-5W DSM-7.5W DSM-10W DESCRIPTION UNIT SIZE DSM-2.5S DSM-3S DESCRIPTION UNIT SIZE DSM-2.5S DSM-3S 20W EDSM- 20W EDSM- EDSM-3W EDSM-5W EDSM-7.5W EDSM-10W EDSM-3W EDSM-5W EDSM-7.5W EDSM-10W 15W, 20W 15W, 20W TERMINAL BLOCK COVER CONTROL BOX (CONTACTOR) PACKING COVER CONTROL BOX (VFD)
  • Page 45 Electric Chain Hoist J 7.5TON, 10TON HOOK MOUNTED HOIST PARTS DSA-7.5W DSA-7.5W DESCRIPTION UNIT SIZE DSA-10W UPTO 6M LIFT ABOVE 6M LIFT IDLE SHEAVE PIN DSA-7.5W DSA-7.5W DESCRIPTION UNIT SIZE DSA-10W UPTO 6M LIFT ABOVE 6M LIFT KEY PLATE C TOP HOOK BLOCK ASS'Y SPRING WASHER SAFETY LATCH SET...
  • Page 46 Electric Chain Hoist J 7.5TON, 10TON TROLLEY MOUNTED HOIST PARTS J 15TON, 20TON HOOK MOUNTED HOIST PARTS DSM-7.5W DSM-7.5W DSA-15W DSA-20W DESCRIPTION UNIT SIZE DSM-10W DESCRIPTION UNIT SIZE UPTO 6 M LIFT ABOVE 6M LIFT EDSA-15W EDSA-20W CONNECTING BLOCK ASS'Y TOP HOOK BLOCK ASS'Y KEY PLATE A CHAIN CONTAINER ASS'Y...
  • Page 47 Electric Chain Hoist J 15TON, 20TON TROLLEY MOUNTED HOIST PARTS DSA-15W DSA-20W DESCRIPTION UNIT SIZE EDSA-15W EDSA-20W BOTTOM HOOK BLOCK ASS'Y DSM-15W DSM-20W DESCRIPTION UNIT SIZE EDSM-15W EDSM-20W KEY PLATE (B) CONNECTING BLOCK ASS'Y SPRING WASHER CHAIN CONTAINER ASS'Y -SCC10 8m LIFT / 6m LIFT HEX WRENCH BOLT M12*25...
  • Page 48 Electric Chain Hoist J PARTS OF LOW HEADROOM HOIST (LOAD BLOCK) J PARTS OF LUG MOUNT TROLLEY KIT DSHM-3W DSHM-5W DESCRIPTION UNIT SIZE PTK-1 PKT-2 PTK-3 PTK-4 DESCRIPTION UNIT SIZE EDSHM-3W EDSHM-5W PLAIN SIDE PLATE ASS'Y A CAM LIMIT SWITCH ASS'Y PLAIN SIDE PLATE ASS'Y B LIMIT CAM PLATE ASS'Y PLAIN WHEEL ASS'Y...
  • Page 49: Electric Wiring Diagram

    Electric Chain Hoist 11. Electric Wiring Diagram J Electric Wiring Diagram of Motorized Trolley DSM-1S, DSM-2W J Electric Wiring Diagram of Hook Suspension Series CONSUMER TROLLEY CONTROL BOX PENDANT PUSH BUTTON DSA-1S, DSA-2W WEST DOWN EAST STOP CONSUMER PENDANT PUSH BUTTON DOWN STOP HOIST CONTROL BOX...
  • Page 50 Electric Chain Hoist J Electric Wiring Diagram of Hook Suspension Series J Electric Wiring Diagram of Motorized Trolley EDSA-1S, EDSA-2W EDSM-1S, EDSM-2W CONSUMER PENDANT PUSH BUTTON CONSUMER TROLLEY CONTROL BOX PENDANT PUSH BUTTON WEST EAST DOWN DOWN STOP STOP 1614 4 6 1614 4 6 1614 4 6 1513 3 5...
  • Page 51 Electric Chain Hoist J Electric Wiring Diagram of Hook Suspension Series J Electric Wiring Diagram of Motorized Trolley DSA-1.5S, DSA-2S, DSA-2.5S, DSA-3S, DSA-3W, DSA-5W, DSA-7.5W DSM-1.5S, DSM-2S, DSM-2.5S, DSM-3S, DSM-3W, DSM-5W CONSUMER PENDANT PUSH BUTTON CONSUMER TROLLEY CONTROL BOX PENDANT PUSH BUTTON DOWN WEST DOWN...
  • Page 52 Electric Chain Hoist J Electric Wiring Diagram of Motorized Trolley J Electric Wiring Diagram of Hook Suspension Series DSM-7.5W EDSA-1.5S, EDSA-2S, EDSA-2.5S, EDSA-3S, EDSA-3W, EDSA-5W, EDSA-7.5W CONSUMER TROLLEY CONTROL BOX B TROLLEY CONTROL BOX A PENDANT PUSH BUTTON CONSUMER PENDANT PUSH BUTTON WEST DOWN STOP...
  • Page 53 Electric Chain Hoist J Electric Wiring Diagram of Motorized Trolley J Electric Wiring Diagram of Motorized Trolley EDSM-1.5S, EDSM-2S, EDSM-2.5S, EDSM-3S, EDSM-3W, EDSM-5W EDSM-7.5W CONSUMER TROLLEY CONTROL BOX PENDANT PUSH BUTTON WEST EAST DOWN STOP 1614 4 6 1614 4 6 1513 3 5 1513 3 5 HOIST CONTROL BOX...
  • Page 54 Electric Chain Hoist J Electric Wiring Diagram of Hook Suspension Series J Electric Wiring Diagram of Motorized Trolley DSA-10W DSM-10W CONSUMER PENDANT PUSH BUTTON HOIST CONTROL BOX B DOWN STOP HOIST CONTROL BOX A HOIST CABLE 3 2 1 0.75SQx5C(Yellow) 11 10 6 5 4 VCT CABLE...
  • Page 55 Electric Chain Hoist J Electric Wiring Diagram of Hook Suspension Series J Electric Wiring Diagram of Motorized Trolley EDSA-10W EDSM-10W INSTRUCTION MANUAL INSTALLATION / OPERATION / MAINTENANCE SERVICE...
  • Page 58 Seller, nor costs of material or account thereof, nor any lost profits whether determinable or speculative. DAESAN INOTEC INC 32 32, Nonggongdangigil, Jungahn myun, Gongju Si Chungcheongnamdo, South Kora www.daesaninotec.com...

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